From 290764af7e369f0001175dc8c3cb747aa9903bb8 Mon Sep 17 00:00:00 2001 From: Andrey Grodzovsky Date: Thu, 18 Apr 2019 11:00:22 -0400 Subject: drm/sched: Keep s_fence->parent pointer For later driver's reference to see if the fence is signaled. v2: Move parent fence put to resubmit jobs. Signed-off-by: Andrey Grodzovsky Reviewed-by: Christian König Signed-off-by: Alex Deucher Link: https://patchwork.freedesktop.org/patch/msgid/1555599624-12285-4-git-send-email-andrey.grodzovsky@amd.com --- drivers/gpu/drm/scheduler/sched_main.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/scheduler/sched_main.c b/drivers/gpu/drm/scheduler/sched_main.c index 7816de7e8c82..03e6bd8a1a42 100644 --- a/drivers/gpu/drm/scheduler/sched_main.c +++ b/drivers/gpu/drm/scheduler/sched_main.c @@ -375,8 +375,6 @@ void drm_sched_stop(struct drm_gpu_scheduler *sched, struct drm_sched_job *bad) if (s_job->s_fence->parent && dma_fence_remove_callback(s_job->s_fence->parent, &s_job->cb)) { - dma_fence_put(s_job->s_fence->parent); - s_job->s_fence->parent = NULL; atomic_dec(&sched->hw_rq_count); } else { /* @@ -403,6 +401,14 @@ void drm_sched_stop(struct drm_gpu_scheduler *sched, struct drm_sched_job *bad) sched->ops->free_job(s_job); } } + + /* + * Stop pending timer in flight as we rearm it in drm_sched_start. This + * avoids the pending timeout work in progress to fire right away after + * this TDR finished and before the newly restarted jobs had a + * chance to complete. + */ + cancel_delayed_work(&sched->work_tdr); } EXPORT_SYMBOL(drm_sched_stop); @@ -477,6 +483,7 @@ void drm_sched_resubmit_jobs(struct drm_gpu_scheduler *sched) if (found_guilty && s_job->s_fence->scheduled.context == guilty_context) dma_fence_set_error(&s_fence->finished, -ECANCELED); + dma_fence_put(s_job->s_fence->parent); s_job->s_fence->parent = sched->ops->run_job(s_job); } } -- cgit v1.2.3